<template>
  <div class="cart">
    <h4>全部商品</h4>
    <div class="cart-main">
      <div class="cart-th">
        <div class="cart-th1">全部</div>
        <div class="cart-th2">商品</div>
        <div class="cart-th3">单价（元）</div>
        <div class="cart-th4">数量</div>
        <div class="cart-th5">小计（元）</div>
        <div class="cart-th6">操作</div>
      </div>
      <div class="cart-body">
        <ul class="cart-list" v-for="item in cartInfoList" :key="item.id">
          <li class="cart-list-con1">
            <input
              type="checkbox"
              name="chk_list"
              :checked="item.isChecked === 1"
              @change="OneChange(item.skuId, item.isChecked === 1 ? 0 : 1)"
            />
          </li>
          <li class="cart-list-con2">
            <img :src="item.imgUrl" />
            <div class="item-msg">
              {{ item.skuName }}
            </div>
          </li>
          <li class="cart-list-con3">
            <div class="item-txt">语音升级款</div>
          </li>
          <li class="cart-list-con4">
            <span class="price">{{ item.cartPrice }}</span>
          </li>
          <li class="cart-list-con5">
            <a
              href="javascript:void(0)"
              class="mins"
              @click="change(item.skuId, -1, item.skuNum)"
              >-</a
            >
            <input
              autocomplete="off"
              type="text"
              :value="item.skuNum"
              minnum="1"
              class="itxt"
              @change="change(item.skuId, $event.target.value, item.skuNum)"
            />
            <a
              href="javascript:void(0)"
              class="plus"
              @click="change(item.skuId, 1, item.skuNum)"
              >+</a
            >
          </li>
          <li class="cart-list-con6">
            <span class="sum">{{ item.skuNum * item.cartPrice }}</span>
          </li>
          <li class="cart-list-con7">
            <a href="#none" class="sindelet" @click="OneDeletGood(item.skuId)"
              >删除</a
            >
            <br />
            <a href="#none">移到收藏</a>
          </li>
        </ul>
      </div>
    </div>
    <div class="cart-tool">
      <div class="select-all">
        <input class="chooseAll" type="checkbox" v-model="isAllChecked" />
        <span>全选</span>
      </div>
      <div class="option">
        <a href="#none" @click="deleteAll">删除选中的商品</a>
        <a href="#none">移到我的关注</a>
        <a href="#none">清除下柜商品</a>
      </div>
      <div class="money-box">
        <div class="chosed">
          已选择 <span>{{ allChangeNum }}</span
          >件商品
        </div>
        <div class="sumprice">
          <em>总价（不含运费） ：</em>
          <i class="summoney">{{allPrice}}</i>
        </div>
        <div class="sumbtn">
          <router-link class="sum-btn" to="/Trade">结算</router-link>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapActions, mapGetters } from "vuex";
export default {
  name: "ShopCart",
  mounted() {
    this.getShopCart();
  },
  methods: {
    ...mapActions([
      "getShopCart",
      "getAddToCart",
      "setAllChecke",
      "setOneChecke",
      "DeleteOne",
      "DeleteEveryOne",
    ]),
    change(skuID, skuNum, now) {
      if (skuNum + now < 1) {
        skuNum = 1 - now;
      }
      if (skuNum > 1) {
        skuNum = skuNum - now;
      }
      this.getAddToCart({ skuID, skuNum });
      this.getShopCart();
    },
    async OneChange(skuID, isChecked) {
      try {
        await this.setOneChecke({ skuID, isChecked });
        this.getShopCart();
      } catch (e) {
        console.log("单个选中失败");
      }
    },
    async OneDeletGood(skuId) {
      try {
        await this.DeleteOne(skuId);
        this.getShopCart();
      } catch (e) {
        console.log("删除当前失败");
      }
    },
    async deleteAll() {
      try {
        await this.DeleteEveryOne(
          this.cartInfoList.reduce((p, c) => {
            c.isChecked === 1 ? p.push(c.skuId) : "";
            return p;
          }, [])
        ),
          this.getShopCart();
      } catch (e) {
        console.log("删除所有的失败");
      }
    },
  },
  computed: {
    ...mapGetters(["ShopCartList"]),
    cartInfoList() {
      return this.ShopCartList.cartInfoList || [];
    },
    isAllChecked: {
      get() {
        return this.cartInfoList.every((item) => {
          return item.isChecked === 1;
        });
      },
      async set(value) {
        try {
          await this.setAllChecke({
            isChecked: value ? 1 : 0,
            skuIdList: this.cartInfoList.reduce((p, c) => {
              p.push(c.skuId);
              return p;
            }, []),
          });
          this.getShopCart();
        } catch (e) {
          console.log("修改失败");
        }
      },
    },

    allChangeNum() {
      return this.cartInfoList.reduce((p, c) => {
        return c.isChecked === 1 ? p + c.skuNum : p;
      }, 0);
    },
    allPrice() {
      return this.cartInfoList.reduce((p, c) => {
        return c.isChecked === 1 ? p + c.skuNum * c.cartPrice : p;
      },0);
    },
  },
};
</script>

<style lang="less" scoped>
.cart {
  width: 1200px;
  margin: 0 auto;

  h4 {
    margin: 9px 0;
    font-size: 14px;
    line-height: 21px;
  }

  .cart-main {
    .cart-th {
      background: #f5f5f5;
      border: 1px solid #ddd;
      padding: 10px;
      overflow: hidden;

      & > div {
        float: left;
      }

      .cart-th1 {
        width: 25%;

        input {
          vertical-align: middle;
        }

        span {
          vertical-align: middle;
        }
      }

      .cart-th2 {
        width: 25%;
      }

      .cart-th3,
      .cart-th4,
      .cart-th5,
      .cart-th6 {
        width: 12.5%;
      }
    }

    .cart-body {
      margin: 15px 0;
      border: 1px solid #ddd;

      .cart-list {
        padding: 10px;
        border-bottom: 1px solid #ddd;
        overflow: hidden;

        & > li {
          float: left;
        }

        .cart-list-con1 {
          width: 4.1667%;
        }

        .cart-list-con2 {
          width: 25%;

          img {
            width: 82px;
            height: 82px;
            float: left;
          }

          .item-msg {
            float: left;
            width: 150px;
            margin: 0 10px;
            line-height: 18px;
          }
        }

        .cart-list-con3 {
          width: 20.8333%;

          .item-txt {
            text-align: center;
          }
        }

        .cart-list-con4 {
          width: 12.5%;
        }

        .cart-list-con5 {
          width: 12.5%;

          .mins {
            border: 1px solid #ddd;
            border-right: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }

          input {
            border: 1px solid #ddd;
            width: 40px;
            height: 33px;
            float: left;
            text-align: center;
            font-size: 14px;
          }

          .plus {
            border: 1px solid #ddd;
            border-left: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }
        }

        .cart-list-con6 {
          width: 12.5%;

          .sum {
            font-size: 16px;
          }
        }

        .cart-list-con7 {
          width: 12.5%;

          a {
            color: #666;
          }
        }
      }
    }
  }

  .cart-tool {
    overflow: hidden;
    border: 1px solid #ddd;

    .select-all {
      padding: 10px;
      overflow: hidden;
      float: left;

      span {
        vertical-align: middle;
      }

      input {
        vertical-align: middle;
      }
    }

    .option {
      padding: 10px;
      overflow: hidden;
      float: left;

      a {
        float: left;
        padding: 0 10px;
        color: #666;
      }
    }

    .money-box {
      float: right;

      .chosed {
        line-height: 26px;
        float: left;
        padding: 0 10px;
      }

      .sumprice {
        width: 200px;
        line-height: 22px;
        float: left;
        padding: 0 10px;

        .summoney {
          color: #c81623;
          font-size: 16px;
        }
      }

      .sumbtn {
        float: right;

        a {
          display: block;
          position: relative;
          width: 96px;
          height: 52px;
          line-height: 52px;
          color: #fff;
          text-align: center;
          font-size: 18px;
          font-family: "Microsoft YaHei";
          background: #e1251b;
          overflow: hidden;
        }
      }
    }
  }
}
</style>